412791040

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 1040772096

約数和(自身を除く): 627981056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 101, 103, 124, 128, 155, 160, 202, 206, 248, 256, 310, 320, 404, 412, 496, 505, 515, 620, 640, 808, 824, 992, 1010, 1030, 1240, 1280, 1616, 1648, 1984, 2020, 2060, 2480, 3131, 3193, 3232, 3296, 3968, 4040, 4120, 4960, 6262, 6386, 6464, 6592, 7936, 8080, 8240, 9920, 10403, 12524, 12772, 12928, 13184, 15655, 15965, 16160, 16480, 19840, 20806, 25048, 25544, 25856, 26368, 31310, 31930, 32320, 32960, 39680, 41612, 50096, 51088, 52015, 62620, 63860, 64640, 65920, 83224, 100192, 102176, 104030, 125240, 127720, 129280, 131840, 166448, 200384, 204352, 208060, 250480, 255440, 322493, 332896, 400768, 408704, 416120, 500960, 510880, 644986, 665792, 801536, 817408, 832240, 1001920, 1021760, 1289972, 1331584, 1612465, 1664480, 2003840, 2043520, 2579944, 2663168, 3224930, 3328960, 4007680, 4087040, 5159888, 6449860, 6657920, 10319776, 12899720, 13315840, 20639552, 25799440, 41279104, 51598880, 82558208, 103197760, 206395520, 412791040]

約数ペア:

[(1, 412791040), (2, 206395520), (4, 103197760), (5, 82558208), (8, 51598880), (10, 41279104), (16, 25799440), (20, 20639552), (31, 13315840), (32, 12899720), (40, 10319776), (62, 6657920), (64, 6449860), (80, 5159888), (101, 4087040), (103, 4007680), (124, 3328960), (128, 3224930), (155, 2663168), (160, 2579944), (202, 2043520), (206, 2003840), (248, 1664480), (256, 1612465), (310, 1331584), (320, 1289972), (404, 1021760), (412, 1001920), (496, 832240), (505, 817408), (515, 801536), (620, 665792), (640, 644986), (808, 510880), (824, 500960), (992, 416120), (1010, 408704), (1030, 400768), (1240, 332896), (1280, 322493), (1616, 255440), (1648, 250480), (1984, 208060), (2020, 204352), (2060, 200384), (2480, 166448), (3131, 131840), (3193, 129280), (3232, 127720), (3296, 125240), (3968, 104030), (4040, 102176), (4120, 100192), (4960, 83224), (6262, 65920), (6386, 64640), (6464, 63860), (6592, 62620), (7936, 52015), (8080, 51088), (8240, 50096), (9920, 41612), (10403, 39680), (12524, 32960), (12772, 32320), (12928, 31930), (13184, 31310), (15655, 26368), (15965, 25856), (16160, 25544), (16480, 25048), (19840, 20806)]